Haider, Shaista, Syed Abid Hassan Naqvi, Sidra Malik, and Zamir Iqbal. “Is Endoscopic Dacrocystorhinostomy an Alternative to External Approach Dacrocystorhinostomy”. Pakistan Armed Forces Medical Journal 74, no. SUPPL-2 (November 18, 2024): S105-S108. Accessed May 22, 2025. https://www.pafmj.org/PAFMJ/article/view/5186.